Mercurial > hg > CbC > CbC_llvm
view test/CodeGen/PowerPC/rlwimi-commute.ll @ 100:7d135dc70f03 LLVM 3.9
LLVM 3.9
author | Miyagi Mitsuki <e135756@ie.u-ryukyu.ac.jp> |
---|---|
date | Tue, 26 Jan 2016 22:53:40 +0900 |
parents | afa8332a0e37 |
children | 1172e4bd9c6f |
line wrap: on
line source
; RUN: llc < %s -march=ppc32 | grep rlwimi ; RUN: llc < %s -march=ppc32 | not grep "or " ; Make sure there is no register-register copies here. define void @test1(i32* %A, i32* %B, i32* %D, i32* %E) { %A.upgrd.1 = load i32, i32* %A ; <i32> [#uses=2] %B.upgrd.2 = load i32, i32* %B ; <i32> [#uses=1] %X = and i32 %A.upgrd.1, 15 ; <i32> [#uses=1] %Y = and i32 %B.upgrd.2, -16 ; <i32> [#uses=1] %Z = or i32 %X, %Y ; <i32> [#uses=1] store i32 %Z, i32* %D store i32 %A.upgrd.1, i32* %E ret void } define void @test2(i32* %A, i32* %B, i32* %D, i32* %E) { %A.upgrd.3 = load i32, i32* %A ; <i32> [#uses=1] %B.upgrd.4 = load i32, i32* %B ; <i32> [#uses=2] %X = and i32 %A.upgrd.3, 15 ; <i32> [#uses=1] %Y = and i32 %B.upgrd.4, -16 ; <i32> [#uses=1] %Z = or i32 %X, %Y ; <i32> [#uses=1] store i32 %Z, i32* %D store i32 %B.upgrd.4, i32* %E ret void } define i32 @test3(i32 %a, i32 %b) { %tmp.1 = and i32 %a, 15 ; <i32> [#uses=1] %tmp.3 = and i32 %b, 240 ; <i32> [#uses=1] %tmp.4 = or i32 %tmp.3, %tmp.1 ; <i32> [#uses=1] ret i32 %tmp.4 }